Space station astronauts check out Starliner crew capsule

Astronauts on the International Space Station floated into Boeing’s Starliner capsule Saturday, becoming the first people to enter the spacecraft in orbit less than a day after it docked at the orbiting research complex for the first time. The station astronauts will spend several days performing tests and unpacking cargo […]

101 Must-See Cosmic Objects: The Omega Nebula

In 1764, Swiss astronomer Philippe Loys de Chéseaux discovered the beautiful Omega Nebula (M17) in Sagittarius. He described it as having “the shape of a ray, or of a comet tail. … Its sides are exactly parallel and quite well defined, much like its ends.” The object’s nickname, however, didn’t […]